Ink head recovery method and apparatus for carrying out such method
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United States of America Patent
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-
Oct 17, 2000
Issued Date -
N/A
app pub date -
Aug 22, 1997
filing date -
Oct 18, 1991
priority date (Note) -
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Abstract
An ink jet recording apparatus includes a recording head for performing recording by discharging ink by forming a bubble by applying thermal energy to a heat acting portion of an ink holding portion of the recording head. The temperature of the recording head is raised to a predetermined temperature which is higher than for normal ink discharge, ink is recovered from the head through the discharge opening at the predetermined temperature and then the head temperature is lowered and a printing operation is performed.
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